illuvium


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Related to illuvium: illuvial

illuvium

the material accumulated through soil that has been leached out of another layer of soil
Not to be confused with:
alluvion – overflow; flood
alluvium – a deposit of sand, mud, silt, or gravel formed by flowing
eluvium – a deposit of soil, dust, or rock debris formed by the decomposition of rock

illuvium

(ɪˈluːvɪəm)
n
(Geological Science) geology a material, which includes colloids and mineral salts, that is washed down from one layer of soil to a lower layer